Home / 36,379,637.70-54,569,456.55-18,186,640.80

Finding the Fourth Proportional to 36,379,637.70, 54,569,456.55 and 18,186,640.80

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Solution

The fourth proportional to 36,379,637.70, 54,569,456.55 and 18,186,640.80 is: 27,279,961.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,379,637.70 : 54,569,456.55 = 18,186,640.80 : x
  2. Step 2: Convert to fraction form
    36,379,637.70/54,569,456.55 = 18,186,640.80/x
  3. Step 3: Cross multiply
    36,379,637.70x = 54,569,456.55 × 18,186,640.80
  4. Step 4: Simplify right side
    36,379,637.70x = 992,435,104,926,057.25
  5. Step 5: Solve for x
    x = 992,435,104,926,057.25/36,379,637.70
  6. Step 6: Final answer
    x = 27,279,961.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.